tempesta

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Bug in response cache processing in specific case

2

# Scope Bug reproducible from at least abc9c219ea9409ac75e6ec4a7246240a7f7eb07a (old enough master). Kernel log: > Mar 24 16:33:02 172.16.0.2 [ 5337.594338] ------------[ cut here ]------------ Mar 24 16:33:02 172.16.0.2 [ 5337.595120]...

ttaym

``` TEMPESTA_CONF = """ cache 0; listen 80; frang_limits { http_ct_required; } server ${server_ip}:8000; """ REQUEST_SUCCESS = """ POST / HTTP/1.1\r Host: tempesta-tech.com\r Content-Type: text/html \r """ ``` ``` [73237.740367]...

ProshNad

Warnings during h2 message exchanges

6

Caught a few warnings during testing h2 with h2spec: - [ ] 1: Can be reproduced with `./h2spec http2/5.1.1/3 -h -p 443 -t -k` ``` [92286.039416] ------------[ cut here ]------------...

vankoven

TDBv0.2: Cache background revalidation and eviction

4

Depends on https://github.com/tempesta-tech/tempesta/issues/1869 # Scope `tfw_cache_mgr` thread must traverse Web-cache and evict stale records on memory pressure or revalidate them otherwise. The thread must be accurately scheduled and throttled to...

krizhanovsky

H2 related corrections and optimizations.

11

### Bugs - [ ] The header 'age' is added unconditionally [here](https://github.com/tempesta-tech/tempesta/blob/50ce6e289b989e396d7a6d17797b23f843efa21c/tempesta_fw/cache.c#L2044); thus, looks like it should be skipped in `tfw_cache_copy_resp()`; - [ ] [data = tfw_pool_alloc_not_align(it->pool, sz)](https://github.com/tempesta-tech/tempesta/blob/50ce6e289b989e396d7a6d17797b23f843efa21c/tempesta_fw/hpack.c#L1098) should be...

aleksostapenko

Remove chunked encoding in http/1 responses

1

Chunked encoding is stripped from the response while it's being parsed, if the response is forwarded to h1 client, the encoding is applied back for correct message framing. Since HTTP/2...

vankoven

Frang limits may block clients instead of ratelimiting them

1

# Scope https://github.com/tempesta-tech/tempesta/blob/36f7cc65c5a382df2333d0fc69c74325c1c97e7e/fw/http_limits.c#L295-L318 A new connection request is saved into a `history` bucket, then all buckets are summed up and frang gives a verdict, pass or drop connection. Since both...

vankoven

Remove chunked encoding on h1 -> h2 response transformation

2

## Scope [RFC 7540 Section 8.1](https://httpwg.org/specs/rfc7540.html#rfc.section.8.1) : > HTTP/2 uses DATA frames to carry message payloads. The chunked transfer encoding defined in Section 4.1 of [RFC7230] MUST NOT be used...

vankoven

non-idempotent requests caching

1

During development of a functional test for cache policies enforcement within `location` directives, I've discovered that we cache non-idempotent request, i.e. with this config: ``` server ${server_ip}:8000; vhost default {...

nickzaev

long_body - tests fail

2

Long body have 4 tests which leads to FAIL condition: ``` long_body.test_long_request.RequestTest1M long_body.test_long_request.RequestTest1k ``` [12199.646174] [tempesta fw] Warning: Parser error: state=RGen_BodyInit input(-8)=0xa('0.0.1 [12199.646175] [tempesta fw] Warning: failed to parse request:...

pale-emperor